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ollowing four colourless solutionsof salts have been kept in differenttest tubes and a copper strip wasdipped in each. Which solution willturn blue in the end ?c) Fi)Zn(NO3 2AgNO3İİ)İv)Cd(NO3 2Pb(NO3)2.iii) |
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Answer» Answer :iii) AgNO3Explanation : AgNO3 will finally trun blue as silver nitrate react with copper to form hairlike crystal of silver metal and blue solution if copper nitrate will be formed 2AgNO3+Cu-->Cu(NO3)2+2Ag thankss |
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